 (defn from-vertex
   ([label] (from-vertex label {}))
   ([label where]
-   [{:$group {:_id "$from" :to {:$first "$from"} :_history {:$addToSet "$_history"}}}
+   [;; {:$group {:_id "$from" :to {:$first "$from"} :_history {:$addToSet "$_history"}}}
     {:$lookup
      {:from label
       :localField "from"

(defn qount
  [label]
  [{:$count label}])

(defn offset
  [n]

   :from from
   :to to
   :root root
   :dedup dedup
   :dedupOn dedup-on
   :where where
   :match match
   :values values
